253300860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:520

約数の個数: 144

約数和(自身を含む): 796723200

約数和(自身を除く): 543422340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 79, 90, 94, 141, 158, 180, 188, 235, 237, 282, 316, 379, 395, 423, 470, 474, 564, 705, 711, 758, 790, 846, 940, 948, 1137, 1185, 1410, 1422, 1516, 1580, 1692, 1895, 2115, 2274, 2370, 2820, 2844, 3411, 3555, 3713, 3790, 4230, 4548, 4740, 5685, 6822, 7110, 7426, 7580, 8460, 11139, 11370, 13644, 14220, 14852, 17055, 17813, 18565, 22278, 22740, 29941, 33417, 34110, 35626, 37130, 44556, 53439, 55695, 59882, 66834, 68220, 71252, 74260, 89065, 89823, 106878, 111390, 119764, 133668, 149705, 160317, 167085, 178130, 179646, 213756, 222780, 267195, 269469, 299410, 320634, 334170, 356260, 359292, 449115, 534390, 538938, 598820, 641268, 668340, 801585, 898230, 1068780, 1077876, 1347345, 1407227, 1603170, 1796460, 2694690, 2814454, 3206340, 4221681, 5389380, 5628908, 7036135, 8443362, 12665043, 14072270, 16886724, 21108405, 25330086, 28144540, 42216810, 50660172, 63325215, 84433620, 126650430, 253300860]

約数ペア:

[(1, 253300860), (2, 126650430), (3, 84433620), (4, 63325215), (5, 50660172), (6, 42216810), (9, 28144540), (10, 25330086), (12, 21108405), (15, 16886724), (18, 14072270), (20, 12665043), (30, 8443362), (36, 7036135), (45, 5628908), (47, 5389380), (60, 4221681), (79, 3206340), (90, 2814454), (94, 2694690), (141, 1796460), (158, 1603170), (180, 1407227), (188, 1347345), (235, 1077876), (237, 1068780), (282, 898230), (316, 801585), (379, 668340), (395, 641268), (423, 598820), (470, 538938), (474, 534390), (564, 449115), (705, 359292), (711, 356260), (758, 334170), (790, 320634), (846, 299410), (940, 269469), (948, 267195), (1137, 222780), (1185, 213756), (1410, 179646), (1422, 178130), (1516, 167085), (1580, 160317), (1692, 149705), (1895, 133668), (2115, 119764), (2274, 111390), (2370, 106878), (2820, 89823), (2844, 89065), (3411, 74260), (3555, 71252), (3713, 68220), (3790, 66834), (4230, 59882), (4548, 55695), (4740, 53439), (5685, 44556), (6822, 37130), (7110, 35626), (7426, 34110), (7580, 33417), (8460, 29941), (11139, 22740), (11370, 22278), (13644, 18565), (14220, 17813), (14852, 17055)]